html {
    font-size: 100px;
}

body {
    font-size: .12rem;
    margin: 0;
    padding: 0;
}

a {
    //去掉a标签点击背景颜色
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
    -webkit-user-select: none;
    -moz-user-focus: none;
    -moz-user-select: none;
}